Blackheart Little Giant 5 User Manual

Little Giant 5
Guitar Amplifier Head
User’s Guide

Blackheart Little Giant 5 Specifications

Power Output

pentode output power	5 W rms @ 22% THD, 16 ohm load
triode output power	3 W rms @ 9% THD, 16 ohm load

Audio Specifications

signal-to-noise ratio	63 dB
input impedance	1 Meg Ohm
EQ treble range	20 dB range @ 10 kHz
EQ middle range	7 dB range @ 1 kHz
EQ bass range	11 dB range @ 100 Hz

Tubes

preamp tube	1 x 12AX7/ECC83
power tube	1 x EL84/6BQ5
rectifier	Solid State

Speaker Outputs

16 ohm output	1 x 16 ohms
8 ohm output	2 x 8 ohms (8 ohms total load impedance)
4 ohm output	2 x 4 ohms (4 ohms total load impedance)

Power Requirements

voltage	110/120 VAC, 50/60 Hz, 45 VA
alternate voltage	220/240 VAC, 50/60 Hz, 45 VA
AC mains fuse for 100/120 VAC	T2.AL 250V Fuse
AC mains fuse for 220/240 VAC	T1.AL 250V Fuse

Weight and Dimensions

size (H x W x D)	9.6 in/243 mm x 15.0 in/381 mm x 9.0 in/228 mm
weight	21.0 lb/9.5 kg

Summary

Introduction

BH5H Special Features

The Front Panel

ON/OFF SWITCH

Controls power to the amplifier, turning it on or off.

5 Watts/3 Watts Switch

Selects between Pentode (5W rms) and Triode (3W rms) output modes.

Indicator Lamp

Illuminates to indicate when the amplifier is powered on.

Bass Control

Adjusts the output level of the low frequencies.

Middle Control

Adjusts the output level of the mid frequencies.

Treble Control

Adjusts the output level of the high frequencies.

Volume Control

Adjusts the overall output level of the amplifier.

Input Jack

Connects your guitar to the amplifier using a shielded instrument cable.

The Rear Panel

AC Power Input and Fuse

Connects the detachable power cable and houses the mains fuse.

16 Ohms Speaker Output

Designated jack for connecting a 16-ohm speaker cabinet.

8 Ohms Speaker Outputs

Jacks for connecting one or two 8-ohm speaker cabinets.

4 Ohms Speaker Outputs

Jacks for connecting one or two 4-ohm speaker cabinets.

Important Information About Tubes and Tube Products

A Brief History Of The Tube

Historical overview of vacuum tube development from Edison to Dr. Lee de Forest.

Tube Types And Usage

Explains preamp and power tubes, their characteristics, and applications.

The Nature Of Tubes – Replacement

Discusses tube longevity, signs of degradation, and when to replace them.

The Importance Of Proper Biasing

Explains the critical role of bias in performance and prolonging tube life.

Survival Tips For Tube Amplifiers

Recommendations for prolonging tube amplifier life and preventing damage.

System Block Diagram

BH5H Technical Specifications

Service Information